* {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
}

// 主题颜色
$col:#ff9344;

.flex {
    display: flex;
    justify-content: center;
    align-items: center;
}

.flex1 {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

a {
    color: black;
}

// px / 设计图宽度 * 100 == vw/vh   求移动端元素所占空间
@function vw($px) {
    @return $px / 750 * 100 + vw;
}
